1201103000 has 32 divisors (see below), whose sum is σ = 2810583360. Its totient is φ = 480440800.

The previous prime is 1201102997. The next prime is 1201103011. The reversal of 1201103000 is 3011021.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599552 + ... + 601551.

It is an arithmetic number, because the mean of its divisors is an integer number (87830730).

Almost surely, 2^1201103000 is an apocalyptic number.

1201103000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201103000 is an abundant number, since it is smaller than the sum of its proper divisors (1609480360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201103000 is a wasteful number, since it uses less digits than its factorization.

1201103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201124 (or 1201110 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 1201103000 is about 34656.9329283478. The cubic root of 1201103000 is about 1062.9840562556.

Adding to 1201103000 its reverse (3011021), we get a palindrome (1204114021).

The spelling of 1201103000 in words is "one billion, two hundred one million, one hundred three thousand".